package com.ruoyi.project.cms.product.service;

import com.ruoyi.project.cms.product.domain.ProductMaterial;

import java.util.List;

/**
 * @CreateTime 2020/5/20 17:26
 */
public interface MaterialService {
    //查询所有
    public List<ProductMaterial> findAll();
    //根据id查询
    public ProductMaterial findById(int materialId);
}
